RT Journal Article SR Electronic T1 Travelling for health JF Drug and Therapeutics Bulletin JO Drug Ther Bull FD BMJ Publishing Group Ltd SP 1 OP 1 DO 10.1136/dtb.2015.1.0299 VO 53 IS 1 YR 2015 UL http://dtb.bmj.com/content/53/1/1.abstract AB